54185371 has 2 divisors, whose sum is σ = 54185372. Its totient is φ = 54185370.

The previous prime is 54185357. The next prime is 54185393. The reversal of 54185371 is 17358145.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54185371 - 2²¹ = 52088219 is a prime.

It is not a weakly prime, because it can be changed into another prime (54185071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27092685 + 27092686.

It is an arithmetic number, because the mean of its divisors is an integer number (27092686).

Almost surely, 2^54185371 is an apocalyptic number.

54185371 is a deficient number, since it is larger than the sum of its proper divisors (1).

54185371 is an equidigital number, since it uses as much as digits as its factorization.

54185371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 54185371 is about 7361.0713214858. The cubic root of 54185371 is about 378.4083262407.

The spelling of 54185371 in words is "fifty-four million, one hundred eighty-five thousand, three hundred seventy-one".